tireless

[tahyuhr-lis] / ˈtaɪər lɪs /

ADJECTIVE

determined

Synonyms

STRONGEST

energetic enthusiastic indefatigable resolute steadfast strenuous unflagging vigorous

WEAK

active ball of fire eager grind hard-working hyper incessant industrious jumping on the go perky persevering untiring unwearied unwearying

Antonyms

STRONGEST

apathetic enervated idle inactive lethargic tired unenthusiastic weak weary

WEAK

beat worn-out

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.

Foden was tireless, but this was England's equivalent of an ill-fitting square peg in a round hole.

From BBC

Kik’s bicycle was tireless too, the wheel rims swathed in cloth.

From Literature

He smelt its rage and its terrible hunger; he heard its tireless breath.

From Literature

In fact, the tireless runner he is today did not always exist.

From BBC

Spurs will need him to do the same now as he showed here just how vital he could prove to be in tandem with the tireless Dominic Solanke.

From BBC