Harmful (3)
'harmful' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for ill that I've seen before include "Ailing" , "reduced state" , "Unwell, sick" , "Wicked" , "Infirm" .)
'harmful' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for bad that I've seen before include "Evil, below standard or off" , "Rotten, evil" , "Harmful" , "Severe; of low standard" , "SECOND HALF OF 16" .)
'harmful' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for deleterious that I've seen before include "Bad" , "True oilseed (anag) -- harmful" , "Elude Tories (anag.)" , "Causing harm or damage" .)
'harmful' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for detrimental that I've seen before include "Harmful; admit, relent (anag.)" , "Damaging" , "Causing harm" , "which is bad for one" , "Tending to cause harm" .)
'harmful' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for malignant that I've seen before include "Seeking to harm others" , "Feeling or showing great ill will, cancerous" , "Very bad" , "Evil, malevolent" , "Not benign" .)
'harmful' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for injurious that I've seen before include "insulting" , "Wrongful" , "Harmful" , "Hurtful" , "Damaging (to reputation, say)" .)
'harmful' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for inimical that I've seen before include "Hostile, unfavourable" , "Hostile or harmful" , "opposed" , "Hostile, antagonistic" , "Hostile or in opposition" .)
'harmful' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for damaging that I've seen before include "injurious" , "Causing harm or injury" , "Hurting" .)
'harmful' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for adverse that I've seen before include "Conflicting" , "Contrary, harmful" , "Inopportune" , "'Unfavourable, contrary (7)'" , "In an opposing direction" .)
'harmful' is the definition.
(associated in meaning)
This is the entire clue.
(Other definitions for noxious that I've seen before include "Unpleasant and harmful" , "Harmful, toxic" , "Harmful, poisonous" , "foul" , "bad for you" .)
'harmful' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for baleful that I've seen before include "Of look, menacing or destructive" , "Of evil influence" , "Threatening or foreshadowing evil" , "Malevolent" , "Menacing - vindictive" .)