strengthen

[strengk-thuhn, streng-, stren-] / ˈstrɛŋk θən, ˈstrɛŋ-, ˈstrɛn- /

VERB

make more forceful, powerful

Synonyms

STRONGEST

bolster build up enhance enlarge establish extend heighten increase intensify invigorate reinforce restore set up step up support sustain toughen

STRONG

add anneal ascend brace buttress confirm corroborate empower fortify harden justify mount multiply regenerate rejuvenate renew rise steel substantiate temper tone wax

WEAK

add fuel to fire make firm sinew tone up

Antonyms

STRONGEST

abridge condense curtail decrease destroy diminish halt hinder lessen let down lower reduce shrink slow subtract undermine weaken

STRONG

contradict decline deny descend disprove drop fall kill reject ruin slump soften

WEAK

break down discourage dishearten dissuade hurt

VERB

encourage, hearten

Synonyms

STRONGEST

consolidate invigorate restore toughen uphold

STRONG

animate back bloom brace burgeon cheer embolden enliven flourish flower fortify gird harden inspirit nerve nourish prepare prosper rally ready refresh rejuvenate steel substantiate temper thrive

WEAK

back up bear out brace up carry weight enhearten gather resources give weight

Antonyms

STRONG

discourage dishearten dissuade fail kill languish let go lose neglect ruin shrink shrivel soften weaken

WEAK

break down hurt

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.

Film gave me my friends, strengthened my family and made me understand romance long before I ever knew it myself.

From Salon

He notes that this strengthens the value of using mouse models to study human brain biology.

From Science Daily

Tokyo sank more than one percent as the yen strengthened on expectations the Bank of Japan will lift interest rates this month.

From Barron's

Over time, Tcf4 and its targets activate to strengthen cell adhesion and structural support.

From Science Daily

This latest shambles against the Springboks might well strengthen the WRU's hand that something has to be done.

From BBC