Synonyms and Antonyms for alertness

Synonyms:

• attention
• jealousy
• wakefulness
• vigilance
• watchfulness

Antonyms:

• sleeping
• sleepiness
• mindfulness
• carelessness
• heedfulness

Synonyms:

• attentiveness
• sharp-sightedness
• on the qui vive

Antonyms:

• inattentiveness
• inattention
• inattentive
• attentive

Synonyms:

• arousal
• alerting

Antonyms:

• unmindfulness
• incaution
• heedlessness