Bigtime [adjective]

● Leading

● Powerful

● Valuable

● Substantial

● Significant

● Popular

● Serious

● Main

● Considerable

● Big league

● Consequential

● Eminent

● Influential

● Major league

● Material

● Meaningful

● Momentous

● Paramount

● Prime

● Principal

● Prominent

● Super

● Weighty

● Big-time

● Heavyweight

● Heavy-duty

● Super colossal

● Unconfident

● Shy

● Humble

● Ungiving

● Infant

● Dull

● Bland

● Small

● Little

● Ungenerous

● Selfish

● Juvenile

● Infantile

● Babyish

● Baby

● Adolescent

● Blah

● Tiny

● Trivial

● Minor

● Insignificant

● Unimportant

● Subordinate

● Bigtime

● Big

● Large

● Bulk

● Fat

● Wholesale

● Legit

● Quik

● Biz

● Huge

● Smalltime

● Samoan

● Mucho

● Dumb

● Sorta

● Bonafide

● Whaddaya

● Cred

● Showbiz

● Shutup

● Crappy

● Highschool

● Hott

● Awsome

● Wised

● Mainstream

● Mad

● Haha

● Shameless

● Blam

● Humongous

● Nice

● Overenthusiastic

● Baddest

● Gonna

● Colossal

● Bigmouth

● Shitty

● Untalented

● Huh

● Sleazy

● Great

● Gest

● Duper

● Sucky

● Lordy

● Big time

● Big cheese

● Hugeous

● Giantly

● Beyond measure

● Megacephalic

● Massive

● Giantlike

● Major

● Pantagruelian

● Top banana

● In no way

● Majorate

● Megacephaly

● Culasse

● Pack on

● In any event

● Big money

● Piccage

● Tremendous

● Crap out

● Upblow

● You bet

● Strike home

● Majorly

● Score off

● Infarce

● Immeasured

● Baccare

● Outbrag

● Disclout

● Bummer

● Outcant

● Real thing

● Sockdolager

● Sucker

● French person

● Sure enough

● Over again

● Freak

● Big h

● Enormous

● More and more

● At any rate

● Ginormous

● Bust

● Gigantic

● Welldoing

● Go without

● Sonsy

● Outblown

● In any case

● Blurt out

● Suck