かねる
兼ねる
kaneru

Suffix

1. to be unable to; to find difficult (unpleasant, awkward, painful) to do

Usually Written in Kana
Related to 兼ねない
こういう事情じじょうですから、残念ざんねんながら、せっかくのご招待しょうたいをおけいたしかねるのです。
kōyū jijōdesukara zannennagara sekkakuno goshōtaio ōkeitashi kaneru nodesu.
As such is the case, I am sorry I can't accept your kind invitation.
Ichidan Verb

2. to serve two or more functions or roles simultaneously; to contain (or combine) two or more features

Transitive
今日きょうは、ばーさんのお使つかいをねてまちもの
kyōwa bāsanno otsukaio kanete machide kaimono.
Today I'm shopping in town as well as running an errand for my grandmother.
わたくし勉強べんきょうあそびをねている仕事しごとにつきたい。
watashiwa benkyōto asobio kanete iru shigotoni tsukitai
I want to get a job that mixes work and play.
Ichidan Verb

3. to work in two or more jobs simultaneously (positions, etc.); to do alongside

Transitive
Ichidan Verb

4. to hesitate to do something (out of consideration for others)

Transitive
Ichidan Verb

5. to think of the future (as well as the present)

Transitive