Meaning of “DOLOROUS” is feeling of great sorrow or distress.
How to remember?
in Nepali— imagine, when it sad situation people weep and take out tears.
आसुँ = डल्लो रस.
dolorous means situation of आसुँ or डल्लो रस.
In English, when “Dollar loss”, somebody would be in distress, eh?
So, that is how how we can keep short term memory then goes to long term after regular use.