spice

[1]	season , flavour
[2]	spice up , spice up , enliven , inspirit , stimulate , invigorate
[3]	zest , spice up

[1]	condiment , relish , seasoning , flavour(ing) , herb
[2]	zest , spiciness , piquancy , tang , pungency , bite , sharpness , poignancy , gusto , excitement , seasoning , dash , colour , life , vigour , interest , stimulation , stimulant , spirit , (Colloq) vim , zip , pep , kick , pizazz , punch , ginger , pepper
[3]	spiciness , spicery