nandaidattara
1. If it's a difficult problem; If it’s challenging
★ Common
Noun
#41811
1. If it's a difficult problem; If it’s challenging
1. if it's the case
1. difficult problem; challenge
1. not be found
1. If it comes out; When it comes out
1. If/when topped; If/when crowned
1. If/when shown; If/when I show
1. After; When…passes
1. If/when born; Once born