Comfortable (4)
'comfortable' is the definition.
(synonyms)
This is all the clue.
(Other definitions for at ease that I've seen before include "with no worries" , "Military order to relax from attention" , "resting" , "Free from discomfort - that's an order" , "Relaxing - that's a military order" .)
(Other definitions for at rest that I've seen before include "late" , "Motionless" , "Sleeping peacefully - maybe dead" , "calm" , "Still" .)
'comfortable' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for at home that I've seen before include "Oh mate! (anag)" , "Comfortable - in one's own country" , "In (for a party?)" , "In one's own house" , "Where one lives" .)
'comfortable' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for snug that I've seen before include "Cosy retreat" , "Bar parlour - comfortably placed" , "Bar-parlour" , "Well protected or concealed" , "He joined" .)
(Another definition for athome that I've seen is " reception".)