いじけるto grow timid (e.g. from an inferiority complex), to lose one's nerve, to become perverse, to become contrary

空腹(くうふく)のせいで体(からだ)がいじけています。

Due to hunger, my body is becoming weak or losing its nerve. {to grow timid (e.g. from an inferiority complex), to lose one's nerve, to become perverse, to become contrary}

いじけた性格(せいかく)の人(ひと)と付(つ)き合(あ)うのは面倒臭(めんどうくさ)い。

Dealing with people who have a tendency to become timid or contrary can be troublesome. {to grow timid (e.g. from an inferiority complex), to lose one's nerve, to become perverse, to become contrary}

このいじけた絵(え)よりもあののびのびとした絵(え)の方(ほう)が魅力(みりょく)的(てき)だ。

That lively picture over there is more attractive than this timid one here. {to grow timid (e.g. from an inferiority complex), to lose one's nerve, to become perverse, to become contrary}

恐怖(きょうふ)で体(からだ)がいじけている限(かぎ)り、この窮地(きゅうち)から逃(に)げ出(だ)す事(こと)は出来(でき)ません。

As long as you are paralyzed with fear, you cannot escape from this predicament. {to grow timid (e.g. from an inferiority complex), to lose one's nerve, to become perverse, to become contrary}

心(こころ)が躍(おど)るような高揚(こうよう)感(かん)なくしては描(えが)いた絵(え)が全(すべ)ていじけた絵(え)になってしまう。

Without the exhilaration that makes your heart leap, all the pictures you draw will become perverse, as if they've lost their nerve. {to grow timid (e.g. from an inferiority complex), to lose one's nerve, to become perverse, to become contrary}