This is an obscure Tagalog word seen only in old Philippine literary texts such as Florante at Laura.
Anóng gagawín ko’y aking napakinggán
ang iyóng pagtaghoy na kalumbay-lumbay,
gapós na nakita’t pamumutiwanan
ng dalawang gánid, ng bangís na tangan.
What could I do when loud I hear,
Thy sad complaints that troubled me,
Thee bound, and in the greatest fear
Of two fierce beasts, nigh striking thee?
pamumutiwanan: pinamumutihanan