The past participle (not particle) of swim is swum:
Past is : Beat (itself) Past Particle : Beaten
The past tense of swim is swam.
The past participle of "swim" is "swum".
The past participle of swim is swum.The past participle of sit is sat.
The past participle of swim is swum.
The past participle of "swim" is "swum". The simple past tense is is "swam".
The simple past and past participle is had.
"Encouraged" is the simple past and past participle of the verb "encourage".
The past participle for shrink is shrunk.shrink / shrank / shrunk
I swim. (Present) I swam. I have swum.
I swim. (Present) I swam. I have swum.
The past tense is swam.The future tense is will swim.