participialize
[ pahr-tuh-sip-ee-uh-lahyz ]
/ ˌpɑr təˈsɪp i əˌlaɪz /
verb (used with object), par·ti·cip·i·al·ized, par·ti·cip·i·al·iz·ing.
to form (a word) into a participle; make participial.
Also
especially British,
par·ti·cip·i·al·ise.
Origin of participialize
First recorded in 1780–90;
participial +
-ize