From BiblePortal Wikipedia

Vine's Expository Dictionary of NT Words [1]

A — 1: Φάσις (Strong'S #5334 — Noun Feminine — phasis — fas'-is )

akin to phemi, "to speak," denotes "information," especially against fraud or other delinquency, and is rendered "tidings" in  Acts 21:31 .

 Acts 11:22

B — 1: Εὐαγγελίζω (Strong'S #2097 — Verb — euangelizo — yoo-ang-ghel-id'-zo )

is used of any message designed to cheer those who receive it; it is rendered "to bring, declare, preach," or "show good or glad tidings," e.g.,  Luke 1:19;  2:10;  3:18 , RV; 4:43, RV; 7:22, RV; 8:1;  Acts 8:12;  10:36 , RV; 14:15, RV; in  1—Thessalonians 3:6 , "brought us glad (AV, good) tidings;" in  Hebrews 4:2 , RV, "we have had good tidings preached;" similarly,  Hebrews 4:6; in  1—Peter 1:25 rhema, "a word," is coupled with this verb, "the word of good tidings which was preached," RV (AV, "the word which by the gospel is preached"). See Preach , A, No. 1.

B — 2: Ἀναγγέλλω (Strong'S #312 — Verb — anangello — an-ang-el'-lo )

"to announce, declare," is rendered "(no) tidings ... came," in  Romans 15:21 , RV, AV, "was (not) spoken of." See Tell.

King James Dictionary [2]

TI'DINGS, n. plu. News advice information intelligence account of what has taken place, and was not before known.

I shall make my master glad with these tidings.

Behold I bring you good tidings of great joy, which shall be to all people.  Luke 2 .

Webster's Dictionary [3]

(n.) Account of what has taken place, and was not before known; news.