διστάζω G1365
distázō · dis-tad'-zo · Verb
from δίς; properly, to duplicate, i.e. (mentally) to waver (in opinion):--doubt.
2 Occurrences in the King James Bible
Matthew 14:31And immediately Jesus stretched forth his hand, and caught him, and said unto him, O thou of little faith, wherefore didst thou doubt?
Matthew 28:17And when they saw him, they worshipped him: but some doubted.