gunwale

As nouns the difference between gunwhale and gunwale

is that gunwhale is while gunwale is (nautical) the top edge of the hull of a nautical vessel, where it meets the deck.

Bulwarksedge is likely misspelled.

Bulwarksedge has no English definition.

As a noun gunwale

is the top edge of the hull of a nautical vessel, where it meets the deck.

In nautical terms the difference between gunwale and timberhead

is that gunwale is the top edge of the hull of a nautical vessel, where it meets the deck while timberhead is the top end of a timber, rising above the gunwale, and serving for belaying ropes, etc.

In nautical terms the difference between gunwale and inwale

is that gunwale is the top edge of the hull of a nautical vessel, where it meets the deck while inwale is an internal gunwale.