五 Wǔ is 'five':
It does rather look like 5.
语 Yǔ is 'word, language':
It is frequently used as a suffix to indicate languages e.g. 英语 yīngyǔ 'English'.
The element on the left is a form of 言 yán 'words'.
悟 Wù is 'enlightenment':
The element on the left is a form of 心 xīn 'heart'.
Common word: 觉悟 juéwù 'realization; consciousness'