Synonyms of lengthy

lengthy

adjective

ˈleŋ(k)-thē 

1

as in long

of great extent from end to end

she used a lengthy piece of rope to tie her dog to a tree

Synonyms & Similar Words

• long
• elongate
• extended
• large
• extensive
• outstretched
• longish
• oblong
• sizable
• far-reaching
• rectangular
• big
• king-size
• considerable
• substantial
• oversize
• hefty
• super
• jumbo
• largish
• biggish
• hulking
• overscale

Antonyms & Near Antonyms

• brief
• short
• curt
• abbreviated
• curtailed
• diminished
• abridged
• shortish
• small
• little
• tiny
• minute
• diminutive
• miniature
• shortened
• puny
• wee
• smallish
• undersized
• bitty
• teeny

2

as in far

lasting for a considerable time

the store manager gives new associates a lengthy sermon on the evils of shoplifting

Synonyms & Similar Words

• long
• far
• endless
• extended
• great
• long-drawn-out
• prolonged
• protracted
• marathon
• long-term
• long-lived
• interminable
• longish
• persistent
• overlong
• permanent
• everlasting
• multiyear
• aeonian
• all-day
• multiday
• all-night

Antonyms & Near Antonyms

• brief
• short
• little
• short-term
• sudden
• mini
• abrupt
• abbreviated
• curtailed
• condensed
• short-lived
• shortish
• transient
• momentary
• fleeting
• ephemeral
• transitory
• shortened
• short-range
• impermanent

Example Sentences

Recent Examples of lengthy

Voters also had the lengthy task of reading through nine ballot questions this year, the most since 1994. — Mike Toole, CBS News, 4 Nov. 2026

Meteors, which have particularly lengthy glowing trails, will appear to radiate from the Taurus constellation. — Dharma Niles, CNN Money, 4 Nov. 2026

Following Houthi attacks that forced the closure of Riyadh’s main airport, many business travelers have struggled to reach the capital, with some resorting to lengthy road journeys via neighboring countries. — Melissa Hancock, Fortune, 4 Nov. 2026

The Grammy Award winners wore editorial-leaning hairstyles that were sleek and lengthy. — Christina Middleton, Allure, 3 Nov. 2026