Answer:

standup

Answer	Crossword Clue
STANDUP	Comedy genre
STANDUP	Seinfeld's forte
STANDUP	Comedy club act

STANDUP	Routine job?
STANDUP	Comedy Central genre
STANDUP	Kind of comedy
STANDUP	Lose one's lap
STANDUP	Honest
STANDUP	Get out of one's chair
STANDUP	Get off a chair
STANDUP	Rise

STANDUP	Like some triples
STANDUP	Prove valid.
STANDUP	Rise.
STANDUP	Endure.
STANDUP	Prove valid, durable, etc.
STANDUP	Last.
STANDUP	Fail to keep a date with: Slang.
STANDUP	Remain sound under stress.

STANDUP	Remain durable
STANDUP	Kind of comedian
STANDUP	Arise
STANDUP	Wear well
STANDUP	Kind of comic
STANDUP	Type of comedian
STANDUP	Some club entertainment
STANDUP	Open mike night format, perhaps

STANDUP	.... comic
STANDUP	Courageously loyal
STANDUP	Funny business?
STANDUP	Routine activity?