Planked Design of Viking Vessels
This page is the CodyCross answer for the clue below from African grasslands, Group 1556, Puzzle 5 (Warm Temperatures).
Question is: Planked Design of Viking Vessels
and the answer is: LAPSTRAKE
Word Meaning:
LAPSTRAKE — (uncountable) A style of boatbuilding using overlapping planks.
Definitions from Wiktionary.