Where does “strengthen” come from?

Strengthen derives from Middle English strengthenen, formed by combining Middle English strengthen with the Middle English verbal suffix -en, which developed from Old English -en, ultimately tracing to Proto-Germanic jainaz and Proto-Indo-European roots.

strengthen (English): To make strong or stronger; to add strength to;...

Definitions

  1. To make strong or stronger; to add strength to;...

Ancestry of “strengthen”, step by step

StepLanguageWordMeaning
1Middle Englishstrengthenen
2Middle Englishstrengthento strengthen, fortify; to empower, to augment;...
3Middle English-enDenotes the past participle form when attached to...
4Old English-enmæġþ + API → mæġden; cocc + API → cycen, cicen;...
5Old Norse-innUsed to create adjectives from nouns, meaning...
6Proto-Norse-īna-
7Proto-Germanic-īnaz-en
8Proto-Indo-European-iHnosCreates adjectives of materials
9Proto-Indo-European-no-adjectival suffix

Words derived from “strengthen

Every word from Proto-Indo-European -no-Every word from Middle English -enEvery word from Proto-Germanic -īnaz