Choose the appropriate word which can be substituted for the given sentence: An object or something that is perceptible by touch.

Choose the appropriate word which can be substituted for the given sentence: $A$ person who has good knowledge of matters of taste such as fine arts,cuisines,music,etc.

Choose the appropriate word which can be substituted for the given sentence: '$A$ man who always thinks of himself'.

Choose the appropriate word which can be substituted for the given sentence: 'Medical study of skin and its diseases'.

Choose the appropriate word which can be substituted for the given sentence: 'Malafide case' is one

Choose the appropriate word which can be substituted for the given sentence: $A$ person who speaks many languages.