Various docstring fixes, removing unused variables
diff --git a/rich/containers.py b/rich/containers.py
index e29cf3689..901ff8ba6 100644
--- a/rich/containers.py
+++ b/rich/containers.py
@@ -1,13 +1,13 @@
 from itertools import zip_longest
 from typing import (
-    Iterator,
+    TYPE_CHECKING,
     Iterable,
+    Iterator,
     List,
     Optional,
+    TypeVar,
     Union,
     overload,
-    TypeVar,
-    TYPE_CHECKING,
 )
 
 if TYPE_CHECKING:
@@ -119,7 +119,7 @@ def justify(
 
         Args:
             console (Console): Console instance.
-            width (int): Number of characters per line.
+            width (int): Number of cells available per line.
             justify (str, optional): Default justify method for text: "left", "center", "full" or "right". Defaults to "left".
             overflow (str, optional): Default overflow for text: "crop", "fold", or "ellipsis". Defaults to "fold".
 
diff --git a/rich/markup.py b/rich/markup.py
index cb927edd1..bd9c05a71 100644
--- a/rich/markup.py
+++ b/rich/markup.py
@@ -113,7 +113,10 @@ def render(
 
     Args:
         markup (str): A string containing console markup.
+        style: (Union[str, Style]): The style to use.
         emoji (bool, optional): Also render emoji code. Defaults to True.
+        emoji_variant (str, optional): Optional emoji variant, either "text" or "emoji". Defaults to None.
+
 
     Raises:
         MarkupError: If there is a syntax error in the markup.
diff --git a/rich/text.py b/rich/text.py
index 90b1cb14b..7091e4291 100644
--- a/rich/text.py
+++ b/rich/text.py
@@ -271,7 +271,9 @@ def from_markup(
 
         Args:
             text (str): A string containing console markup.
+            style (Union[str, Style], optional): Base style for text. Defaults to "".
             emoji (bool, optional): Also render emoji code. Defaults to True.
+            emoji_variant (str, optional): Optional emoji variant, either "text" or "emoji". Defaults to None.
             justify (str, optional): Justify method: "left", "center", "full", "right". Defaults to None.
             overflow (str, optional): Overflow method: "crop", "fold", "ellipsis". Defaults to None.
             end (str, optional): Character to end text with. Defaults to "\\\\n".
@@ -369,6 +371,7 @@ def assemble(
             style (Union[str, Style], optional): Base style for text. Defaults to "".
             justify (str, optional): Justify method: "left", "center", "full", "right". Defaults to None.
             overflow (str, optional): Overflow method: "crop", "fold", "ellipsis". Defaults to None.
+            no_wrap (bool, optional): Disable text wrapping, or None for default. Defaults to None.
             end (str, optional): Character to end text with. Defaults to "\\\\n".
             tab_size (int): Number of spaces per tab, or ``None`` to use ``console.tab_size``. Defaults to None.
             meta (Dict[str, Any], optional). Meta data to apply to text, or None for no meta data. Default to None
@@ -424,7 +427,7 @@ def spans(self, spans: List[Span]) -> None:
         self._spans = spans[:]
 
     def blank_copy(self, plain: str = "") -> "Text":
-        """Return a new Text instance with copied meta data (but not the string or spans)."""
+        """Return a new Text instance with copied metadata (but not the string or spans)."""
         copy_self = Text(
             plain,
             style=self.style,
@@ -505,7 +508,7 @@ def stylize_before(
     def apply_meta(
         self, meta: Dict[str, Any], start: int = 0, end: Optional[int] = None
     ) -> None:
-        """Apply meta data to the text, or a portion of the text.
+        """Apply metadata to the text, or a portion of the text.
 
         Args:
             meta (Dict[str, Any]): A dict of meta information.
@@ -634,9 +637,9 @@ def highlight_words(
         """Highlight words with a style.
 
         Args:
-            words (Iterable[str]): Worlds to highlight.
+            words (Iterable[str]): Words to highlight.
             style (Union[str, Style]): Style to apply.
-            case_sensitive (bool, optional): Enable case sensitive matchings. Defaults to True.
+            case_sensitive (bool, optional): Enable case sensitive matching. Defaults to True.
 
         Returns:
             int: Number of words highlighted.
@@ -823,8 +826,6 @@ def expand_tabs(self, tab_size: Optional[int] = None) -> None:
         if tab_size is None:
             tab_size = 8
 
-        result = self.blank_copy()
-
         new_text: List[Text] = []
         append = new_text.append
 
@@ -899,6 +900,7 @@ def pad(self, count: int, character: str = " ") -> None:
 
         Args:
             count (int): Width of padding.
+            character (str): The character to pad with. Must be a string of length 1.
         """
         assert len(character) == 1, "Character must be a string of length 1"
         if count:
@@ -1005,6 +1007,9 @@ def append_text(self, text: "Text") -> "Text":
         """Append another Text instance. This method is more performant that Text.append, but
         only works for Text.
 
+        Args:
+            text (Text): The Text instance to append to this instance.
+
         Returns:
             Text: Returns self for chaining.
         """
@@ -1026,7 +1031,7 @@ def append_tokens(
         """Append iterable of str and style. Style may be a Style instance or a str style definition.
 
         Args:
-            pairs (Iterable[Tuple[str, Optional[StyleType]]]): An iterable of tuples containing str content and style.
+            tokens (Iterable[Tuple[str, Optional[StyleType]]]): An iterable of tuples containing str content and style.
 
         Returns:
             Text: Returns self for chaining.
@@ -1204,8 +1209,7 @@ def wrap(
 
         Args:
             console (Console): Console instance.
-            width (int): Number of characters per line.
-            emoji (bool, optional): Also render emoji code. Defaults to True.
+            width (int): Number of cells available per line.
             justify (str, optional): Justify method: "default", "left", "center", "full", "right". Defaults to "default".
             overflow (str, optional): Overflow method: "crop", "fold", or "ellipsis". Defaults to None.
             tab_size (int, optional): Default tab size. Defaults to 8.

I found a bunch of issues with docstrings/unused variables during my time on #3180.
I gathered all of the diffs into this PR to keep #3180 focused.