Reasonable (4)
'reasonable' is the definition.
(associated in meaning)
This is all the clue.
(Other definitions for logical that I've seen before include "Objective" , "Deducible" , "Based on reason" , "having good reason" , "Sound" .)
'reasonable' is the definition.
(I know that reasonable can be written as fair)
This is the entire clue.
(Other definitions for fair that I've seen before include "(Of weather) fine and dry" , "Just; amusement" , "Having light-coloured hair and skin" , "Market for the sale of produce" , "nothing special" .)
'reasonable' is the definition.
(I know that reasonable can be written as sane)
This is the entire clue.
(Other definitions for sane that I've seen before include "Free from mental disorder" , "Reasonable" , "Rational" , "Rationable, sensible" , "Identical" .)
'reasonable' is the definition.
(associated in meaning)
This is the entire clue.
(Other definitions for rational that I've seen before include "17 [INTELLIGENT]" , "Clear-headed" , "Using reason" , "Reasonable, logical" , "Clearly thinking" .)
'reasonable' is the definition.
(I know that reasonable can be written as sensible)
This is the entire clue.
(Other definitions for sensible that I've seen before include "'Reasonable, judicious (8)'" , "Judicious line, Bess" , "Wise, prudent" , "Practical, showing sound thinking" , "As a matter of fact" .)
'reasonable' is the definition.
(associated in meaning)
This is the entire clue.
(Other definitions for valid that I've seen before include "Still legally acceptable" , "Effectual" , "Legally acceptable and sound" , "Binding" , "Effective" .)