Verbs of the lower second conjugation are important for understanding Japanese grammar.

This is a model of a mutetrahedron.

This is a model of a muoctahedron.

She started a special exercise to strengthen the incisivus labii inferioris muscle.

This is a 六角四片四角孔ねじれ正多面體, in other words, a muoctahedron.

This mutetrahedron has a very unusual shape.

He underwent surgery on the depressor septi nasi.

He is truly a person who embodies the saying, 'A man of virtue will naturally attract admirers.'