in particular
especially – used before or after a noun Often used in the phrases anyone/anything/anywhere in particular and someone/something/somewhere in particular

[TahlilGaran] Dictionary of Contemporary English ▲

especially/particularly used when you want to emphasize that something concerns or affects one person or thing more than others, or is true about a particular situation more than others:
This disease mostly affects women, particularly older women.
Paris is always full of tourists, especially in the summer.
It’s not easy to receive compliments, especially if you’re not used to them.
The surface is very slippery, particularly when it has been raining.
specially spoken especially:
I like parks, specially when they’ve got lakes.
You have to be careful what you say, specially if there are children listening.
in particular especially – used before or after a noun. Often used in the phrases anyone/anything/anywhere in particular and someone/something/somewhere in particular:
Mary loves most classical music, in particular Bach and Vivaldi.
Kids in particular will love this show.
Is there anything in particular you would like to eat?
Was there someone in particular you were hoping to meet?
notably formal used for saying someone or something is an important example of what you are talking about:
The use of illegal drugs – notably marijuana – has increased in recent years.
A number of respected philosophers, most notably Leibniz, criticized Newton’s theories.
above all used for emphasizing that something is more important than all the other things you have mentioned:
Get plenty of sleep, eat lots of good food, and above all try to relax.
most of all more than anything or anyone else:
Swimming and soccer are fun, but I like dancing most of all.
Out of everybody at school she was the person who helped me most of all.

[TahlilGaran] English Thesaurus ▲

in particular
specifically, especially
My father likes almost all sports but in particular he loves basketball.

[TahlilGaran] English Idioms Dictionary ▲

in particular
adv. phr. In a way apart from others; more than others; particularly; especially.
The speaker talked about sports in general and about football In particular.
All the boys played well and Bill in particular.
Margaret liked all her classes, but she liked sewing class in particular.
Antonym: IN GENERAL.

[TahlilGaran] English Idioms Dictionary ▲