放置ほうち
hōchi

Noun
Suru Verb

1. leaving as is; leaving alone; leaving to chance; neglecting; abandoning

Transitive
あめなか放置ほうちしておくと自転じてんしゃはさびるでしょう。
ameno nakani hōchi shite okuto jitenshawa sabirudeshō.
A bicycle will rust if you leave it in the rain.