Where does “imperfectly” come from?

Imperfectly comes from Middle English -ly added to imperfect, which derives from Latin imperfectus, tracing back through Proto-Germanic galīkaz to Proto-Indo-European līg- and ḱóm.

imperfectly (English): In an imperfect manner or degree; not fully or...

Definitions

  1. In an imperfect manner or degree; not fully or...

Ancestry of “imperfectly”, step by step

StepLanguageWordMeaning
1Englishimperfectnot perfect; unisexual: having either male or...
2Middle Englishimperfit
3Old Frenchimparfit
4Latinimperfectusunfinished, incomplete; imperfect
5Latinperfectusachieved, executed, carried out, finished,...
6Latinperficiōto finish, complete
7Latinfaciōto do
8Latin-toriumnominative neuter singular of -tōrius; accusative...
9Latin-tōriusory
10Latin-tor-er
11Proto-Italic-tōrForms agent nouns to verb stems
12Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
13Proto-Indo-European-tor-s
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor
imperfectly — Etymology, Origin & Word History | Etymology Explorer