Dictionary Only:
Profanity Off:

SLACKEN Antonyms

There are 6 antonyms of the word slacken. (opposite meanings)
Also try opposite words for..
slackensslackenedslackening

Best Opposite Words For SLACKEN

Expand?WordSave?Synonyms..UsageType
fasten
verbv
verb

• cause to be firmly attached

• become fixed or fastened

• attach to

• make tight or tighter

firm
noun, adjectiven, adj
noun

• the members of a business organization that owns or operates one or more establishments

adverb

• with resolute determination

adjective satellite

• marked by firm determination or resolution; not shakable

• not soft or yielding to pressure

• strong and sure

• not subject to revision or change

• (of especially a person's physical features) not shaking or trembling

• not liable to fluctuate or especially to fall

• securely established

• possessing the tone and resiliency of healthy tissue

• securely fixed in place

• unwavering in devotion to friend or vow or cause

verb

• become taut or tauter

• make taut or tauter

secure
adjectiveadj
adjective

• free from fear or doubt; easy in mind

• free from danger or risk

• not likely to fail or give way

adjective satellite

• immune to attack; incapable of being tampered with

• financially safe

verb

• get by special effort

• cause to be firmly attached

• assure payment of

• make certain of

• fill or close tightly with or as if with a plug

• furnish with battens

strengthen
verbv
verb

• make strong or stronger

• gain strength

• give a healthy elasticity to

tense
noun, adjectiven, adj
adjective

• in or of a state of physical or nervous tension

• pronounced with relatively tense tongue muscles (e.g., the vowel sound in `beat')

• taut or rigid; stretched tight

noun

• a grammatical category of verbs used to express distinctions of time

verb

• become stretched or tense or taut

• increase the tension on

• become tense, nervous, or uneasy

• cause to be tense and uneasy or nervous or anxious

tighten
verbv
verb

• make tight or tighter

• become tight or tighter

• severely restrict in scope or extent

• narrow or limit

Alternatives for FASTEN

Alternatives for FIRM

Alternatives for SECURE

Alternatives for STRENGTHEN

Alternatives for TENSE

Alternatives for TIGHTEN

WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen