tongue · n
mother tongue
B2 the first language that you learn when you are a child
Dictionary examples:
Italian is my mother tongue but I started to learn English when I was six. (34.3)
tongue
B1 the large soft piece of flesh in the mouth which you can move and which you use for tasting, speaking, etc.
Dictionary examples:
My tongue turned blue after eating too many blueberry lollipops. (0.0)
My tongue got tired from all the ice cream tasting. (0.0)
I wish my tongue had taste buds for vegetables, not just chocolate. (0.0)
I burned my tongue on some soup last night. (28.7)