As a spearheader of the community recycling initiative, Carlos coordinates volunteers and secures funding.

Along the dry roadside, speargrass stood in wiry clumps, its three awns glinting in the sun.

The wind rustled through the speargrasses, creating a soft whisper across the dunes.

The spearheaders of the environmental campaign met with city officials to present their demands.

To assess the relationship between study time and test scores, we calculated Spearman's rho and observed a moderately positive association.

The study reported several Spearman's rhos that suggested a consistent positive association between the variables.

The speckled trout proved surprisingly spearable during the shallow-water hunt.

The archaeologist carefully catalogued the spearlets found in the burial chamber.

The divers secured their spearguns before ascending to the boat.

He carefully balanced the tiny spearlet on his palm before throwing it at the target.