This is the 120th most frequent Vietnamese word.
nghiên
The Vietnamese word "nghiên" means "to tilt" or "incline."
Here, 'nghiên' forms part of the compound verb 'nghiên cứu' which means 'to research', demonstrating its usage in academia.
Tôi đang nghiên cứu một vấn đề rất phức tạp.
I am researching a very complex issue.
In this sentence, 'nghiên' (as part of 'nghiêng') means 'to tilt', indicating a physical inclination of an object.
Cuốn sách này nghiêng rất tốt khi đọc.
This book tilts well when read.
'Nghiên' here is within 'nghiên cứu', used in the context of dedicating oneself to scholarly investigations.