The analogy "Bristle : Relax" can be completed with "Tense : Soothe." Just as "bristle" suggests a state of being tense or defensive, "relax" indicates a state of ease. Similarly, "tense" represents a state of stress or strain, while "soothe" conveys the action of calming or alleviating that tension.
enable : prevent
enable : prevent
Snarl grow
Bristle and relax are actually antonyms.
The word "pliable" completes the analogy. Rigid is to flexible as inflexible is to pliable.
The word set that completes the analogy is incapable capable.
Transcendentalism.
Freud.
"as a diplomat bridging divides"
confidential : secret A+
fortress