Where does “steadfastness” come from?

Steadfastness comes from Middle English stedfastnesse, from Old English stedefæstnes, a compound of Old English -fæst and the suffix -nes, ultimately deriving from Proto-Germanic stadiz and Proto-Indo-European steh₂- meaning to stand.

steadfastness (English): Loyalty in the face of trouble and difficulty;...

Definitions

  1. Loyalty in the face of trouble and difficulty;...

Ancestry of “steadfastness”, step by step

StepLanguageWordMeaning
1Middle Englishstedfastnessefirmness of purpose; fortitude; loyalty,...
2Old Englishstedefæstnessteadfastness, consistency
3Old English-nesUsed to form abstract nouns, usually from...
4Proto-West Germanic-nassīUsed to form abstract nouns, usually from...
5Proto-Germanic-inassuz-ness
6Proto-West Germanic-ness, -th
7Proto-Germanic-į̄-th
8Proto-Indo-European-íh₂
9Proto-Indo-European-h₂Creates collective nouns, which refer to groups...
Every word from Proto-Indo-European -h₂Every word from Old English -nesEvery word from Proto-Germanic -į̄