Perhaps "deck".
deck
trek
trek
yes goat rhymes with boat
"Trek" means a long and arduous journey, often on foot. A word that rhymes with "strike" is "bike."
Yacht is a kind of boat which rhymes with rot.
No.
float
what the heck deck fleck neck speck wreck trek
wreck, trek, deck, speck, fleck, neck,
plug scroat
Sea-do (the boat) Selahgirl