Keyword
seven
Info
FrequencyTop 700-800
Type
Kyōiku (1st grade) 
?
KankenLevel 10
Heisig7
Readings
なな
(30%)
しち
(29%)
(19%)
ひち
(18%)
Mnemonic

If you flip it upside-down and left-to-right it looks like a seven.

Used in kanji (8 in total)
cut
home
scold
entrust
Used in vocabulary (217 in total)
Examples (19 in total)
She has seven sons.
Zero, one, two, three, four, five, six, seven, eight, nine, ten.
Two times seven is fourteen.