diff --git a/sh/alias/btrfs.sh b/sh/alias/btrfs.sh
index 061d373..4ec3ff6 100644
--- a/sh/alias/btrfs.sh
+++ b/sh/alias/btrfs.sh
@@ -1,11 +1,13 @@
-bfdf() {
+bfdf() { sh_btrfs_filesystem_d_f "${@}"; }
+sh_btrfs_filesystem_d_f() {
 	btrfs \
 		filesystem \
 		df \
 		"${@}"
 }
 
-bfdu() {
+bfdu() { sh_btrfs_filesystem_d_u "${@}"; }
+sh_btrfs_filesystem_d_u() {
 	btrfs \
 		filesystem \
 		du \
@@ -13,42 +15,48 @@ bfdu() {
 		"${@}"
 }
 
-bfu() {
+bfu() { sh_btrfs_filesystem_usage "${@}"; }
+sh_btrfs_filesystem_usage() {
 	btrfs \
 		filesystem \
 		usage \
 		"${@}"
 }
 
-bpg() {
+bpg() { sh_btrfs_property_get "${@}"; }
+sh_btrfs_property_get() {
 	btrfs \
 		property \
 		get \
 		"${@}"
 }
 
-bsc() {
+bsc() { sh_btrfs_subvolume_create "${@}"; }
+sh_btrfs_subvolume_create() {
 	btrfs \
 		subvolume \
 		create \
 		"${@}"
 }
 
-bsd() {
+bsd() { sh_btrfs_subvolume_delete "${@}"; }
+sh_btrfs_subvolume_delete() {
 	btrfs \
 		subvolume \
 		delete \
 		"${@}"
 }
 
-bss() {
+bss() { sh_btrfs_subvolume_snapshot "${@}"; }
+sh_btrfs_subvolume_snapshot() {
 	btrfs \
 		subvolume \
 		snapshot \
 		"${@}"
 }
 
-bssr() {
+bssr() { sh_btrfs_subvolume_snapshot_r "${@}"; }
+sh_btrfs_subvolume_snapshot_r() {
 	btrfs \
 		subvolume \
 		snapshot -r \