Where does “дуло” come from?

дуло (Russian) comes from Russian -ло́, from Proto-Slavic -dlo, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...

дуло (Russian): muzzle; barrel; neuter singular past indicative...

Definitions

  1. muzzle; barrel; neuter singular past indicative...

Ancestry of “дуло”, step by step

StepLanguageWordMeaning
1Russian-ло́—
2Proto-Slavic-dloForms nouns denoting a tool or instrument
3Proto-Indo-European-dʰlomAlternative form of *-trom; instrumental suffix;...
Every word from Proto-Indo-European -dʰlom →Every word from Proto-Slavic -dlo →Every word from Russian -ло́ →