springboard; diving board
A board used for jumping or diving, typically at a pool or in gymnastics.
I dive from the diving board at the pool.
The gymnast used the springboard to leap.
Standard kanji spelling using 飛ぶ (to jump/fly).
Alternate spelling using 跳ぶ (to jump/leap), emphasizing the jumping action.
Abbreviated kanji form, less common.
Abbreviated kanji form, less common.
Compound of 飛び (tobi, 'jumping') + 板 (ita, 'board').