different between headlong vs relentless

English

Etymology

From Middle English hedlong, alteration of hedling, heedling, hevedlynge (“headlong”), assimilated to long. More at headling.

Pronunciation

• (Received Pronunciation) IPA^(key): /?h?dl??/
• (General American) IPA^(key): /?h?dl??/
• (cot–caught merger, Canada) IPA^(key): /?h?dl??/
• Rhymes: -?dl??
• Hyphenation: head?long

Adverb

headlong (not comparable)

1. With the head first or down.
2. With an unrestrained forward motion.

   Figures out today show the economy plunging headlong into recession.

3. Rashly; precipitately; without deliberation, in haste, hastily

Antonyms

• arselong (UK dialect)

Translations

Adjective

headlong (comparative more headlong, superlative most headlong)

1. Precipitous.
2. Plunging downwards head foremost.
3. Rushing forward without restraint.
4. (figuratively) Reckless, impetuous.
   • 1869, RD Blackmoore, Lorna Doone, II:

     “Time is up,” cried another boy, more headlong than head-monitor.

Derived terms

• headlongness
• headlongs

Translations

Verb

headlong (third-person singular simple present headlongs, present participle headlonging, simple past and past participle headlonged)

1. (transitive) To precipitate.

Anagrams

• Hogeland

English

Etymology

relent +? -less

Pronunciation

• IPA^(key): /???l?ntl?s/

Adjective

relentless (comparative more relentless, superlative most relentless)

1. Unrelenting or unyielding in severity.
2. Unremitting, steady and persistent.
   • 2016 January 31, "Is Huma Abedin Hillary Clinton’s Secret Weapon or Her Next Big Problem?," Vanity Fair (retrieved 21 January 2016):

     In Clintonworld, the reaction to Grassley’s relentless assault on Huma is one of resignation.

Derived terms

• relentlessness

Translations