Definitions

fill up

[fil-uhp] / ˈfɪlˌʌp /

VERB

brim

Synonyms

STRONGEST

fill overflow swell teem

STRONG

spill

WEAK

hold no more run over well over

VERB

fuel

Synonyms

STRONGEST

feed incite inflame sustain

STRONG

charge fan fire gas nourish service supply

WEAK

fill 'er up gas up stoke up tank up

Antonyms

WEAK

de-energize deplete discourage unfuel

VERB

heap

Synonyms

STRONGEST

concentrate dump stack

STRONG

accumulate add arrange augment bank bunch deposit fill gather group hoard increase load lump mass mound pack stockpile store swell

Antonyms

STRONG

decrease deplete diminish disperse distribute divide lessen lose mix up scatter separate spend spread squander subtract use waste

VERB

recruit

Synonyms

STRONGEST

call up draft engage enlist enroll improve mobilize raise round up select

STRONG

augment better deliver gain impress induct levy muster obtain procure proselytize reanimate recoup recover recuperate refresh regain reinforce renew repair replenish repossess restore retrieve revive strengthen supply

WEAK

build up call to arms find human resources sign on sign up store up take in take on win over

Antonyms

STRONGEST

avoid cancel decline decrease diminish dismiss dodge ignore neglect refuse reject shun stop

STRONG

break damage destroy deteriorate forfeit hurt kill lose miss ruin waste weaken worsen

VERB

supplement

Synonyms

STRONGEST

augment build up buttress complement enhance enrich fill out fortify improve reinforce strengthen subsidize

STRONG

complete extend increase pad supply top

WEAK

add fuel to fire beef up heat up jazz up punch up step up

Antonyms

STRONGEST

decrease discourage dissuade hurt injure let down reduce take away weaken worsen

STRONG

lose lower

WEAK

subtract

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The public did stand for it, in long lines, waiting to fill up their gas guzzlers.

From Barron's • May 7, 2026

Households are paying more to fill up at the pump, but are still spending enough on goods and services to keep the economy expanding.

From MarketWatch • Apr. 28, 2026

The Houston crowd, which did not fill up until well into the first quarter, erupted.

From Los Angeles Times • Apr. 25, 2026

But as low-cost options fill up, more are turning to more costly private options.

From The Wall Street Journal • Apr. 22, 2026

Alyssa and Garrett fill up the canteens I gave them.

From "Dry" by Neal Shusterman and Jarrod Shusterman

fill up

Example Sentences

Related Words