Quick to change one’s opinion or allegiance; insincere; not loyal or reliable.
Changeable.
To puzzle, perplex, nonplus.
To deceive, flatter.
Acting with or showing good sense; able to make good judgements based on reason, or reflecting such ability.
Able to be sensed by the senses or the psyche; able to be perceived.
Characterized more by usefulness, practicality, or comfort than by attractiveness, formality, or fashionableness, especially of clothing.