Synonyms of testing

testing 1 of 2

adjective

ˈte-stiŋ 

as in challenging

requiring considerable physical or mental effort

beginning rock climbers should choose a less testing route to the summit

Synonyms & Similar Words

• challenging
• difficult
• rigorous
• tough
• demanding
• hard
• complicated
• formidable
• heavy
• rough
• rugged
• exacting
• arduous
• killer
• effortful
• severe
• exhausting
• strenuous
• grueling
• laborious
• intricate
• sweaty
• complex
• uphill
• tall
• painful
• backbreaking
• murderous
• pick-and-shovel
• problematic
• serious
• toilsome
• herculean
• involved
• stiff
• annoying
• trying
• elusive
• tricky
• hellacious
• bruising
• abstract
• moiling
• stressful
• stubborn
• troublesome
• Augean
• strict
• brutal
• stringent
• onerous
• labored
• abstruse
• oppressive
• tight
• thorny
• grim
• hairy
• opaque
• recondite
• insoluble
• burdensome
• irksome
• ticklish
• taxing
• bothersome
• knotty
• spiny
• distressing
• vexatious
• cruel
• grievous
• inhuman

Antonyms & Near Antonyms

• light
• simple
• easy
• soft
• cheap
• clear
• elementary
• effortless
• mindless
• facile
• achievable
• undemanding
• uncomplicated
• manageable
• doable
• smooth
• gentle
• comforting
• soothing
• relaxed
• painless
• accessible
• friendly
• user-friendly
• idiotproof

testing

2 of 2

verb

present participle of test

1

as in sampling

to put (something) to a test

please test this sample for the presence of lead

Synonyms & Similar Words

• sampling
• examining
• trying (out)
• exploring
• investigating
• researching
• studying
• checking (out)
• experimenting (with)
• retesting
• feeling (out)
• resampling

2

as in trying

to subject (a personal quality or faculty) to often excessive stress

all of these unnecessary questions are testing my patience

Synonyms & Similar Words

• trying
• stretching
• pushing
• straining
• getting (to)
• taxing
• bothering
• annoying
• irritating
• demanding
• exacting
• pressuring
• harassing
• aggravating
• gnawing (at)
• pressing
• pestering
• exasperating
• importuning
• harrying
• grating
• vexing
• agitating
• hassling
• paining
• spiting
• riling
• nettling
• galling
• peeving
• irking

Example Sentences

Recent Examples of testing

Verb

After listening to customer feedback on how to improve limited releases, the Frankfort distillery is testing a new method where fans can enter a drawing for the opportunity to purchase a bottle. — Melinda Salchert, Southern Living, 15 Sep. 2026

Kroger added the tech to a number of stores across the country, and Whole Foods is testing out digital tags at nearly 50 stores. — Alex Vuocolo, Fortune, 15 Sep. 2026

The next time Orion launches, on Artemis III, the spacecraft's crew will be tasked with testing out docking hardware with the program's lunar lander vehicles in Earth orbit. — Josh Dinner, Space.com, 15 Sep. 2026

Multiple counties in California have reported rising numbers of animals testing positive for rabies so far in 2026. — Gagandeep Singh, Sacbee.com, 15 Sep. 2026

The incidents, including Lithuania’s first downing of a drone, underscore what NATO and EU leaders call a growing pattern of Russian provocations testing Europe’s borders and resolve. — Liudas Dapkus, Los Angeles Times, 15 Sep. 2026

Zoox will soon begin testing in San Diego with human drivers behind the wheel. — Rob Nikolewski, San Diego Union-Tribune, 15 Sep. 2026

One project in Phoenix is testing on-site baling and on-demand pickups for manufacturers, hospitals and other businesses that generate too little flexible-plastic waste to make conventional collection economical. — Alexandra Harrell, Footwear News, 14 Sep. 2026

In the Maasai Mara, conservation operators are testing whether electric mobility can reduce fuel use and maintenance costs while limiting noise in one of Africa’s most important ecosystems. — ABC News, 14 Sep. 2026