uneasy vs ill at ease

uneasy and ill at ease both are adjectives.

Word	Noun	Adjective	Verb	Adverb
uneasy	No	Yes	No	No
ill at ease	No	Yes	No	No

As adjectives, uneasy and ill at ease are synonyms defined as:

uneasy and ill at ease: socially uncomfortable; unsure and constrained in manner

Other synonyms of uneasy include awkward.

uneasy (adjective)	ill at ease (adjective)
lacking a sense of security or affording no ease or reassurance	socially uncomfortable; unsure and constrained in manner
lacking or not affording physical or mental rest
causing or fraught with or showing anxiety
relating to bodily unease that causes discomfort
socially uncomfortable; unsure and constrained in manner