Correct

油然

/ yóu rán / 
Strokes

Example

As an Adjective

(of feelings, love, etc) welling up spontaneously/involuntarily

1
Tā
他
yóurán
油然
chǎnshēng
产生
tóngqíng
同情
zhī
之
xīn
心
  
。

Pity stirred in his heart.

As an Adjective

(of clouds, smoke, air, etc) rising densely

2
Shuǐqì
水汽
yóuránér
油然而
shēng
升
  
。

Vapours rose densely.