sadness and regret

loneliness

See main entry: lonely
 

lonely

lone‧ly S3 /ˈləʊnli $ ˈloʊn-/ BrE AmE adjective (comparative lonelier, superlative loneliest)
1. unhappy because you are alone or do not have anyone to talk to SYN lonesome American English:
a lonely old man
Don’t you get lonely being on your own all day?
► Do not use lonely to mean ‘without anyone else’. Use alone: She is afraid to travel alone (NOT travel lonely).
2. a lonely experience or situation makes you unhappy because you are alone or do not have anyone to talk to:
a lonely journey
lonely life/existence
He led a lonely life with few friends.
3. the lonely [plural] people who are lonely
4. a lonely place is a long way from where people live and very few people go there SYN lonesome American English, remote, desolate
lonely place/road/spot etc
—loneliness noun [uncountable]
• • •
THESAURUS
▪ lonely (also lonesome American English) unhappy because you are alone or do not have any friends: Tammy felt very lonely when she first arrived in New York. | Our neighbor George is a very lonely man. | I get so lonesome here with no one to talk to.
▪ isolated lonely because your situation makes it difficult for you to meet people: People caring for sick relatives often feel very isolated. | Children of very rich parents can grow up isolated from the rest of society.
▪ alienated feeling that you do not belong in a particular place or group: She felt very alienated as the only woman in the company. | In high school she felt somehow different and alienated from other students.
▪ homesick unhappy because you are a long way from your home and the people who live there: When I first went to Germany, I was very homesick.
▪ miss somebody used when saying that you feel unhappy because someone is not there with you: I miss you. | She misses her friends.
 

mourning

mourn‧ing /ˈmɔːnɪŋ $ ˈmɔːr-/ BrE AmE noun [uncountable]
1. great sadness because someone has died:
The Armenian authorities declared May 29 a national day of mourning.
in mourning (=feeling great sadness)
It was the custom to visit those in mourning and sit quietly with them.
2. black clothes worn to show that you are very sad that someone has died:
She was recently widowed and wearing mourning.