IPA: /ˌɪnɪˈfɪʃənsi/
KK: /ɪnɪˈfɪʃənsi/
The state or quality of not being effective or productive, often leading to wasted time or resources.
The company's inefficiency in processing orders caused delays in delivery.
Inefficiency → It is formed from "in-" (meaning not) and "efficient" (from Latin "efficiens", meaning accomplishing or producing). The word "inefficiency" means the state of not being able to accomplish or produce effectively.
Think of 'not' ('in-') being able to 'produce' or 'accomplish' something ('efficient'). This helps you remember that inefficiency refers to a lack of effectiveness.