‘Sinisisi’ and ‘naninisi’, rendered differently in English, the latter rendition sounds good

Use ‘lay’ for ‘naninisi’

Merriam-Webster’s usage of ‘lay’ — assert, allege

blame (2)

sinisisi

Bakit sinisisi mo ang iba?

Why do you blame others?

naninisi

Naninisi ka ng walang dahilan.

You are laying blame for no reason.

paninisi

Ang paninisi sa ngayon ay hindi pa nararapat.

Laying blame at this point is uncalled for.