Watch (7)
'watch' is the definition.
(I know that watch can be written as observe)
This is all the clue.
(Other definitions for observe that I've seen before include "See - keep - remark - maintain - celebrate" , "Notice, watch" , "Discern" , "Keep; notice" , "Keep - watch" .)
'watch' is the definition.
(eye can mean to watch or look at)
This is the entire clue.
(Other definitions for eye that I've seen before include "Centre of storm" , "Watch closely" , "Organ of sight" , "Aperture" , "Four [NEEDLEFUL] may pass through this" .)
'watch' is the definition.
(to keep vigil is to keep watch)
This is the entire clue.
(Other definitions for vigil that I've seen before include "Watchful night" , "Rite of staying awake for prayer on the eve of a religious festival" , "Period of 9" , "The rite of staying awake for devotional purposes" , "Staying awake to keep watch or pray" .)
'watch' is the definition.
(surveillance is keeping watch)
This is the entire clue.
(Other definitions for surveillance that I've seen before include "Covert observation" , "Watch" , "Close observation" .)
'watch' is the definition.
(I know this)
This is the entire clue.
(Other definitions for mind that I've seen before include "Look after" , "Intelligence" , "Intellect; object to" , "Brain" , "'Out of sight, out of ....'" .)
(Other definitions for hate that I've seen before include "Extreme dislike" , "Abhor" , "Loathing" , "Odium" , "powerful emotion" .)
'watch' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for timepiece that I've seen before include "Eg, watch or clock" , "alarm, perhaps" , "that sounds the alarm?" , "Chronometer" , "Maybe hunter" .)
'watch' is the definition.
(I know this)
This is the entire clue.
(Other definitions for spectate that I've seen before include "Watch (at sports event)" , "Perhaps enjoy sport" , "Look on (at a match)" , "Watch (eg, a game)" , "Be an onlooker" .)