ひんじゃく貧弱hinjaku
1.
Describing a state of being physically frail or unappealing, often reflecting a lack of strength or robustness in appearance.
2.
Indicating a deficiency in quantity or quality, where essential elements or attributes are missing or insufficient, leading to a lack of effectiveness or impact.
Example:
私のドイツ語の知識は貧弱です。