extend and lengthen imply a drawing out in space or time but extend may also imply increase in width, scope, area, or range.
extend a vacation
extend welfare services
lengthen a skirt
lengthen the workweek
prolong suggests chiefly increase in duration especially beyond usual limits.
prolonged illness
protract adds to prolong implications of needlessness, vexation, or indefiniteness.
protracted litigation
Example Sentences
He extended a hand in greeting. sitting with both legs fully extended The table measures eight feet long when it is fully extended. The table extends to eight feet in length. The woods extend for miles to the west. Their knowledge of the family's history extends back to colonial times. Their influence extends well beyond their immediate circle of friends. His popularity extends from coast to coast. See More
Recent Examples on the WebThe possibilities start at lupus, but extend to a variety of other diseases that involve B cells, such as systemic sclerosis, multiple sclerosis, and severe autoimmune conditions. Isabella Cueto, STAT, 16 Sep. 2022 To extend this concept to the graceful details people bring into their homes is an honor... Hannah Chubb, Peoplemag, 14 Sep. 2022 The blank-check firm, or SPAC, seeking to merge with Trump's new media venture and take it public, won shareholder support on Thursday to extend its merger agreement deadline to October 10, reports my colleague Matt Egan. Nicole Goodkind, CNN, 9 Sep. 2022 If Juul chooses to extend the payment period to 10 years, the final settlement could reach $476.6 million, the Connecticut attorney general’s office said. Jennifer Maloney, WSJ, 6 Sep. 2022 Meanwhile Chardon survived overtime to beat Naples First Baptist (Fla.), 31-24, to extend its winning streak to 31 games. Jonathan X. Simmons, cleveland, 6 Sep. 2022 The Red Sox had a chance to extend their winning streak to six games, but the bullpen faltered in a 4-3 loss against the Rays Monday. Andrew Mahoney, BostonGlobe.com, 6 Sep. 2022 Center fielder Riley Greene, another rookie, singled in the first inning to extend his hitting streak to 11 games. Evan Petzold, Detroit Free Press, 3 Sep. 2022 As consumer interest in foldables continues to extend to PCs, Asus will be ready. Adam Speight, WIRED, 31 Aug. 2022 See More
Word History
Etymology
Middle English, from Anglo-French or Latin; Anglo-French estendre, from Latin extendere, from ex- + tendere to stretch — more at thin