Synonyms of knuckle down

knuckle down

verb

as in to buckle (down)

Related Words

• buckle (down)
• apply (oneself)
• pitch in
• hammer (away)
• beaver (away)
• dig (away)
• dig in
• slave
• bang away
• labor
• struggle
• toil
• peg (away)
• plow
• endeavor
• tug
• strive
• essay
• attack
• sweat
• hustle
• try
• plug
• grub
• work
• plod
• hump
• drudge
• grind (out)
• travail
• strain
• eke out
• put out
• fag
• exert
• moil
• exercise
• drive
• overwork
• slog
• scratch
• overexert
• wade
• trudge
• scrabble

Dissimilar Words

• ease (up)
• break
• slacken
• hang (around or out)
• let up
• hack (around)
• goof (off)
• bum
• slack (off)
• lounge
• idle
• chill
• rest
• shirk
• loaf
• veg out
• relax
• laze
• footle
• unwind
• bask
• repose
• play
• goof (around)
• loll
• fool around
• hang
• monkey (around)
• hang about
• goldbrick
• potter (around)
• trifle
• dally
• putter (around)
• mess around
• dillydally
• dabble
• doodle
• fribble

Example Sentences

Recent Examples of knuckle down

Teams will use the five-week gap between the races in Japan and Miami to knuckle down at their factories and develop car upgrades that could boost their fortunes upon returning to the track in May. — Luke Smith, New York Times, 8 Apr. 2026

Choose the appropriate social media channel for your business, and knuckle down on content. — Chelsea Tobin, Forbes.com, 10 Feb. 2026

European countries need to knuckle down and increase their military capabilities while Russia is still dedicating a chunk of its forces to its invasion of Ukraine, Sweden's defense minister has said. — Ellie Cook — Reporting From Prague, Czech Republic, MSNBC Newsweek, 3 Sep. 2025

Bunnie is knuckling down to help women escaping domestic violence. — Lars Brandle, Billboard, 3 Sep. 2019