आसान नहीं था

was not easy

→ आसान
phrase Rare #11,647
was not easy आसान agrees with the thing being described; था is used with masculine singular subjects. The form changes for other genders and numbers.
HI: यह रास्ता आसान नहीं था।
EN: This route was not easy.

यह आसान नहीं था.

It wasn't easy.

— Der Untergang (2004)

विनायक का घर छोड़ने के बाद, वह समय हमारे लिए आसान नहीं था।

After Vinayak left home, that was a difficult time for us.

— Tribhanga (2021)