Forbidding (5)
'forbidding' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for stern that I've seen before include "enforcing submission" , "Old star" , "having a forbidding appearance" , "Grim, strict" , "Severe part of the ship?" .)
'forbidding' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for grim that I've seen before include "Severe; horrible" , "Forbidding harsh and unpleasant" , "Very serious/gloomy" , "formidable" , "Harsh and merciless" .)
'forbidding' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for dour that I've seen before include "Grim, morose" , "Erratic" , "Gloomy-looking and forbidding" , "Stern and forbidding" , "Sullen, severe" .)
'forbidding' is the definition.
(I know that forbidding can be written as ominous)
This is the entire clue.
(Other definitions for ominous that I've seen before include "Threatening, looks bad" , "Foreboding, threatening" , "US moon I find threatening" , "Threatening or foreshadowing evil or tragedy" , "Threatening, not looking good" .)