acyl vs acyl group

acyl and acyl group both are nouns.

Word	Noun	Adjective	Verb	Adverb
acyl	Yes	No	No	No
acyl group	Yes	No	No	No

As nouns, acyl and acyl group are synonyms defined as:

acyl and acyl group: any group or radical of the form RCO- where R is an organic group

acyl (noun)	acyl group (noun)
any group or radical of the form RCO- where R is an organic group	any group or radical of the form RCO- where R is an organic group