serve vs lawn tennis

serve and lawn tennis both are nouns.

Word	Noun	Adjective	Verb	Adverb
serve	Yes	No	Yes	No
lawn tennis	Yes	No	No	No

serve (noun)	lawn tennis (noun)
(sports) a stroke that puts the ball in play	a game played with rackets by two or four players who hit a ball back and forth over a net that divides the court

serve (verb)	lawn tennis (verb)
do duty or hold offices; serve in a specific function
put the ball into play
provide (usually but not necessarily food)
help to some food; help with food or drink
deliver a warrant or summons to someone
mate with
be used by; as of a utility
work for, or be a servant to
devote (part of) one's life or efforts to, as of countries, institutions, or ideas
do military service
spend time in prison or in a labor camp
contribute or conduce to
promote, benefit, or be useful or beneficial to
serve a purpose, role, or function
be sufficient; be adequate, either in quality or quantity