sissyish vs effeminate

sissyish and effeminate both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sissyish	No	Yes	No	No
effeminate	No	Yes	No	No

As adjectives, sissyish and effeminate are synonyms defined as:

Other synonyms of sissyish include cissy, emasculate, epicene, sissified, sissy.

sissyish (adjective)	effeminate (adjective)
having unsuitable feminine qualities	having unsuitable feminine qualities