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Welsh verb conjugation
to undermine, to erode (authority, an argument)
Mae'r datgeliadau diweddar yn tanseilio awdurdod moesol y sefydliad cyfan.The recent revelations undermine the moral authority of the entire institution.
| Person | tanseilio |
|---|---|
| i | dw i'n tanseilio |
| ti | rwyt ti'n tanseilio |
| e / hi | mae e'n tanseilio |
| ni | dyn ni'n tanseilio |
| chi | dych chi'n tanseilio |
| nhw | maen nhw'n tanseilio |
| Person | tanseilio |
|---|---|
| i | tanseiliais |
| ti | tanseiliaist |
| e / hi | tanseiliodd |
| ni | tanseilion |
| chi | tanseilioch |
| nhw | tanseilion |
| Person | tanseilio |
|---|---|
| i | tanseiliwn |
| ti | tanseiliet |
| e / hi | tanseiliai |
| ni | tanseilien |
| chi | tanseiliech |
| nhw | tanseilien |
| Person | tanseilio |
|---|---|
| i | tanseiliaf |
| ti | tanseili |
| e / hi | tanseilia |
| ni | tanseiliwn |
| chi | tanseiliwch |
| nhw | tanseiliant |
| Person | tanseilio |
|---|---|
| i | tanseiliwn |
| ti | tanseiliet |
| e / hi | tanseiliai |
| ni | tanseilien |
| chi | tanseiliech |
| nhw | tanseilien |