awkward vs ill at ease

awkward and ill at ease both are adjectives.

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

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

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

Other synonyms of awkward include uneasy.

awkward (adjective)	ill at ease (adjective)
lacking grace or skill in manner or movement or performance	socially uncomfortable; unsure and constrained in manner
hard to deal with; especially causing pain or embarrassment
causing inconvenience
not elegant or graceful in expression
socially uncomfortable; unsure and constrained in manner
difficult to handle or manage especially because of shape