different between steadfast vs indefatigable

English

Alternative forms

• stedfast (obsolete)

Etymology

From Middle English stedefast, from Old English stedefæst, from Proto-Germanic *stadifastuz, equivalent to stead (“place; spot; position”) +? fast (“firm; fixed”). Cognate with Middle Dutch stedevast (“steadfast”), Icelandic staðfastur (“steadfast”), Danish stedfast (“firmly attached, secured”), Danish stadfæste (“to confirm; ratify”), Norwegian Bokmål stadfeste (“confirm, ratify; establish”), Swedish stadfästa (“to confirm; establish”).

Pronunciation

• (General American) IPA^(key): /?st?dfæst/

Adjective

steadfast (comparative steadfaster or more steadfast, superlative steadfastest or most steadfast)

1. Fixed or unchanging; steady.
2. Firmly loyal or constant; unswerving.

Derived terms

• steadfastly
• steadfastness

Translations

English

Etymology

From Middle French, from Latin ind?fat?g?bilis (“untiring”), from in- (“not”) + d?fat?g? (“to tire out”).

Pronunciation

• (Received Pronunciation) IPA^(key): /??nd??fæt???bl/
• (General American) IPA^(key): /??nd??fæt???b?l/, [??nd??fæ????b?l]
• (sometimes proscribed) IPA^(key): /??nd?f??ti??b?l/
• Hyphenation: in?de?fa?tig?a?ble

Adjective

indefatigable (comparative more indefatigable, superlative most indefatigable)

1. Extremely persistent and untiring.

   Synonyms: inexhaustible, relentless, tireless, unflagging, unsinkable, untiring, unwearying

   Antonym: (much less common) defatigable

Derived terms

Translations