"in" becomes "im" before an "m" or a "p"

inaccurate

immaterial
improper

EN becomes EM before B, M and P
emboss

illustrate with a story
illustrate by telling a story
illustrate in a few ways

Both indicate that something is physically fit to be read.

BUT:

legible  ~ essentially limited to this meaning, whereas

readable refers to "accessibility"
e.g. , His text was very readable.

illegible not legible (Compared with ineligible= not qualified).

ill of or with
She's ill of a fever. She's ill with hives.

ignoring something (not taking it into consideration)

ignorant of something (not aware of something)

*relate to:
with: he identifies [himself] with John.

*establish possession:
of: she identified the bag as hers.

identical to or with

Although all these words derive from "iced", only iced coffee is still written (and pronounced) iced.

synonyms = frightful

a horrid/ horrible dream
horridly/ horribly

hope FOR or OF
there's hope for her...

idioms:

In [the] hope[s] of /that
With [the] hope[s] of persuading them...