延
エン, の.びる, の.べる, の.べ, の.ばす, たか, のぶ, のべ
prolong, stretching
JLPT2 G6 S8 F747
A variant form of 廷 (garden with extensive vegetation) emphasizing the "extend" rather than the "garden" aspect → *extend*; *spread* → *prolong*; *postpone*; *total of*.
[Full Kanji Etymology List]