/ˈnævɪɡəbəl/
Navigable meaning : (of a body of water) Capable of being navigated; deep enough and wide enough to afford passage to vessels. (of a boat) Seaworthy; in a navigable state; steerable. (of a balloon) Steerable, dirigible. Easy to navigate.
navigable
transsynaptic
mihis
exceedingly
disyllables