buttressed

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The old stone church needed buttresses to prevent its walls from collapsing. "

"The children physically exhausted themselves playing tag in the park. "

"The student's claims about the historical event needed to be substantiated with evidence from reliable sources. "

"The bridge's sturdy support beams prevented the structure from collapsing. "

"The old church wall needed a buttress to keep it from collapsing. "

"There is no evidence that anyone was here earlier."

"The witness's statement corroborated the victim's account of the incident. "

"The library offered an extension on the due date for the overdue books. "

"My argument for staying late was that I needed extra time to finish my project. "

"to supply money for the war"

"The old wooden table had weak supports and wobbled easily. "