Where does “bigmouthed” come from?

bigmouthed (English) comes from English big, from Middle English big, from Middle English biggen, from Old Norse byggja, from Proto-Germanic būwijaną, from Proto-Germanic būaną, from Proto-Indo-European bʰuH- — to become, grow, appear.

bigmouthed (English): Loud or talkative, especially in an indiscreet...

Definitions

  1. Loud or talkative, especially in an indiscreet...

Ancestry of “bigmouthed”, step by step

bigmouthed traces back through two separate lines of ancestry.

via English big

StepLanguageWordMeaning
1EnglishbigOf great size, large; Thought to have undue...
2Middle Englishbig
3Middle Englishbiggenbuild; dwell
4Old Norsebyggjato settle, build; to inhabit, dwell, live; to let...
5Proto-Germanicbūwijanąto settle, to inhabit
6Proto-Germanicbūanąto dwell, reside
7Proto-Indo-EuropeanbʰuH-to become, grow, appear

via English mouthed

StepLanguageWordMeaning
1EnglishmouthedHaving a specified type of mouth; simple past...
Every word from Proto-Indo-European bʰuH-Every word from Proto-Germanic būanąEvery word from Proto-Germanic būwijaną