seaworthy
adjectiveUK /ˈsiːˌwɜː.ði/
US /ˈsiːˌwɝː.ði/
A seaworthy boat is strong and safe enough to sail on the ocean.
The old fishing boat was checked carefully to make sure it was seaworthy.
OTHER MEANINGS
2. Fit to be used at sea without danger of sinking or breaking.
After the repairs, the yacht was declared seaworthy by the inspector.
3. Well-suited or prepared for a difficult journey or challenge.
With extra supplies, the team felt seaworthy for the long expedition.
4. Of a person, able to cope with life at sea.
Years of sailing made the young sailor truly seaworthy.