to bungle
"bustachu" means "to bungle" in Welsh (verb). Pronounced /bɨ̞sˈdaχɨ̞/. Mutation forms: Treiglad Meddal → fustachu, Treiglad Trwynol → mustachu.
In Welsh, the first letter of "bustachu" changes depending on the grammatical context. These are the mutated forms:
| Mutation | Form |
|---|---|
| Base form | bustachu |
| Treiglad Meddal | fustachu |
| Treiglad Trwynol | mustachu |
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