stretch

(bow) + (long / boss) Same-ON
★★★☆☆
11 strokes

Onyomi

CHOU

as in, "It's a stretch to call Margaret CHO funny. "

Mnemonic

Stretch the bow until it is really long.

Kunyomi

は*る to physically make something longer. stretch a rubber-band、 stretch a canvas on a paint frame, pitch a tent. Also to extend one's influence.
★★★☆☆

Jukugo

頑張る(がんばる)

good luck! ★★★★★ CCW1/2 KANA
(stubborn) + (stretch) = 頑張る (good luck!)

No exact English equivalent. がんばる combines two English expressions: 1) do your best! 2) good luck! You tell your friends 頑張れ! before a big test or job interview.

緊張(きんちょう) する

stress ★★★★☆
(tense) + (stretch) = 緊張 (stress)

stress, stretched to the max ーcan be used both literally and figuratively.

Synonyms

enlarge, extend
拡張    広げる    拡げる    拡大   
exaggerate
大げさな    誇張する   
greedy
貪欲    欲張り    意地汚い   
guard
警備    監視    見張り   
stretch
張る    引っ張る    伸ばす    延ばす