necessary, requisite, compulsory, necessary, indispensable, incumbent, important

azure, ultramarine, sky blue

silence, render speechless

adhesive, gluey, having a sticky consistency

peerless, matchless, unparalleled, silenced, rendered speechless, matchless

consider necessary or right, deem indispensable

closely related to each other, reciprocated (or intimate) friendship, reciprocal, reciprocated, correlative, inseparable

unavoidable, compulsory, incumbent

binding, essential

closely related to each other, reciprocated (or intimate) friendship, reciprocal, reciprocated, correlative, inseparable

beyond time, timeless

eternal, everlasting, imperishable, everlasting

adhesive, sticky, attached

essentially

asexual

by all means, of course, as matter of course, consequently, inescapably, necessarily

become necessary, be incumbent (on)

to be or become necessary (for), to follow of necessity, to be incumbent (on), to behove

make (something) incumbent or obligatory (on)

asexuality

speechless, quiet, silent

producing a burning sensation, burning

inflammation, burning, irritability

smart in sally and repartee, exceedingly clever, sharp minded, nimble, dexterous, witty

a sweetmeat, cut into squares or rectangles